Vierteljahrshefte zur Wirtschaftsforschung, Vol. 84 (2015), Iss. 3 : pp. 165–182 | First published online: October 03, 2017
Vierteljahrshefte zur Wirtschaftsforschung, Vol. 71 (2002), Iss. 4 : pp. 411–426 | First published online: October 03, 2017
Vierteljahrshefte zur Wirtschaftsforschung, Vol. 73 (2004), Iss. 4 : pp. 510–521 | First published online: October 03, 2017
Applied Economics Quarterly, Vol. 66 (2020), Iss. 1 : pp. 65–92 | First published online: February 10, 2021
Der Betriebswirt, Vol. 60 (2019), Iss. 3 : pp. 23–28 | First published online: October 24, 2019
Sozialer Fortschritt, Vol. 57 (2008), Iss. 12 : pp. 294–300 | First published online: October 03, 2017
